import { login, logout, getInfo } from '@/api/acl/user'
import { getToken, setToken, removeToken } from '@/utils/auth'
import { resetRouter, allAsyncRoutes, anyRoute, constantRoutes } from '@/router'
import router from '@/router'
// 根据返回的路由名称数组过滤真正的异步数组
// function filterUserAsyncRoutes(allAsyncRoutes,routeNames){
//   const result = allAsyncRoutes.filter(item => {
//     if(routeNames.indexOf(item.name) !== -1){
//       if(item.children && item.children.length > 0){
//         item.children = filterUserAsyncRoutes(item.children,routeNames)
//       }
//       return true
//     }
//   })
//   return result
// }

function filterUserAsyncRoutes(allAsyncRoutes, routeNames) {
  const result = allAsyncRoutes.filter(item => {
    if (routeNames.indexOf(item.name) !== -1) {
      if (item.children && item.children.length > 0) {
        item.children = filterUserAsyncRoutes(item.children, routeNames)
      }
      return true
    }
  })
  return result
}


const state = {
  token: getToken(),
  name: '',
  avatar: '',
  buttons: [],
  roles: [],
  asyncRoutes: [],
  routes: []
}

const mutations = {
  RESET_STATE: (state) => {
    // Object.assign(state, getDefaultState())
    state.name = ''
    state.avatar = ''
    state.token = getToken()
  },
  SET_TOKEN: (state, token) => {
    state.token = token
  },
  // SET_NAME: (state, name) => {
  //   state.name = name
  // },
  // SET_AVATAR: (state, avatar) => {
  //   state.avatar = avatar
  // }
  SET_USERINFO(state, userInfo) {
    state.name = userInfo.name
    state.avatar = userInfo.avatar
    state.roles = userInfo.roles
    state.buttons = userInfo.buttons
  },

  SET_ROUTES(state, asyncRoutes) {
    state.asyncRoutes = asyncRoutes
    state.routes = constantRoutes.concat(asyncRoutes, anyRoute)

    router.addRoutes([...asyncRoutes, anyRoute])
  }

}

const actions = {
  // user login
  login({ commit }, userInfo) {
    const { username, password } = userInfo
    return new Promise((resolve, reject) => {
      login({ username: username.trim(), password: password }).then(response => {
        const { data } = response
        commit('SET_TOKEN', data.token)
        setToken(data.token)
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },
  // async login({commit},userInfo){
  //   const { username, password } = userInfo
  //   const result = await login({ username: username.trim(), password: password })
  //   if(result.code === 20000 || result.code === 200){
  //     commit('SET_TOKEN', result.data.token)
  //   }
  // },

  // get user info
  getInfo({ commit, state }) {
    return new Promise((resolve, reject) => {
      getInfo(state.token).then(response => {
        const { data } = response

        if (!data) {
          return reject('Verification failed, please Login again.')
        }

        const { name, avatar } = data

        // commit('SET_NAME', name)
        // commit('SET_AVATAR', avatar)
        commit('SET_USERINFO', data)
        commit('SET_ROUTES', filterUserAsyncRoutes(allAsyncRoutes, data.routes))
        resolve(data)
      }).catch(error => {
        reject(error)``
      })
    })
  },

  // async getInfo({commit,state}){
  //   const result =await getInfo(state.token)
  //   if(result.code === 20000 || result.code === 200){
  //     commit('SET_USERINFO',result.state.token)
  //   }
  // },

  // user logout
  logout({ commit, state }) {
    return new Promise((resolve, reject) => {
      logout(state.token).then(() => {
        removeToken() // must remove  token  first
        resetRouter()
        commit('RESET_STATE')
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },
  // async logout({commit,state}){
  //   const result = await logout(state.token)
  //   if(result.code === 20000 || result.code == 200){

  //     localStorage.removeItem('token')
  //     resetRouter()

  //   }
  // },

  // remove token
  resetToken({ commit }) {
    return new Promise(resolve => {
      removeToken() // must remove  token  first
      commit('RESET_STATE')
      resolve()
    })
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}

